19147857

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1\times {\mathrm{983}}^1$

素因数の和:1180

約数の個数: 16

約数和(自身を含む): 26323968

約数和(自身を除く): 7176111

約数列:

[1, 3, 43, 129, 151, 453, 983, 2949, 6493, 19479, 42269, 126807, 148433, 445299, 6382619, 19147857]

約数ペア:

[(1, 19147857), (3, 6382619), (43, 445299), (129, 148433), (151, 126807), (453, 42269), (983, 19479), (2949, 6493)]